A student notices that ice cubes float when he puts them into a glass of water this is becuse ice is less dense than liquid water. explain what this suggests about the arrangement of the water molecules in each state

Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s.assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.